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SUSE Significant Security Patch for 16 Flaws 2026-22159-1

suse
Calendar Grey June 23, 2026
Dist Suse Esm H88
SUSE updates address 16 issues including important fixes for DoS, privilege escalation, and information leak vulnerabilities.
An update that solves 16 vulnerabilities can now be installed.

Summary

## This update for distribution fixes the following issues * CVE-2026-33814: golang.org/x/net/http2: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1265788). * CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalation (bsc#1266629). * CVE-2026-41888: tag deletion bypasses the storage.delete.enabled configuration (bsc#1265429). * CVE-2026-39827: Invoking memory leak when rejecting channels can lead to DoS in golang.org/x/crypto/ssh (bsc#1266049). * CVE-2026-39828: Invoking bypass of certificate restrictions in golang.org/x/crypto/ssh (bsc#1266049). * CVE-2026-39829: Invoking pathological RSA/DSA parameters may cause DoS in

Topics%20covered

Topics Covered

security advisory information leak SuSE privilege escalation DoS important

References

* bsc#1265429

* bsc#1265788

* bsc#1266049

* bsc#1266629

Cross-

* CVE-2026-33814

* CVE-2026-39821

* CVE-2026-39827

* CVE-2026-39828

* CVE-2026-39829

* CVE-2026-39830

* CVE-2026-39831

* CVE-2026-39832

* CVE-2026-39833

* CVE-2026-39834

* CVE-2026-39835

* CVE-2026-41888

* CVE-2026-42508

* CVE-2026-46595

* CVE-2026-46597

* CVE-2026-46598

CVSS scores:

* CVE-2026-33814 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-33814 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-33814 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-39821 ( SUSE ): 9.1

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

* CVE-2026-39821 ( SUSE ): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:22159-1
Release Date: 2026-06-18T14:30:03Z
Rating: important

Topics%20covered

Topics Covered

security advisory information leak SuSE privilege escalation DoS important

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